Study on the synthesis of ethyl benzoate under single-mode focused microwave

Synthesis of butyl p-hydroxy benzoate under microwave irradiation

对羟基苯甲酸丁酯的微波辐射合成法研究

Under theses conditions, yield of n-butyl benzoate could to reach 87.12%, suggesting that H_7PV_ ( 12) Mo_O_ ( 42) is a good catalyst for the synthesis of n-butyl benzoate.

在最佳实验条件下，酯收率可达87.12%，表明H4PV（12）Mo2O（42）是一种合成苯甲酸正丁酯的优良催化剂。

It is suggested that amino sulfonic acid, strongly acidic cationic exchange resin, sodium sulfate monohydrate, solid super acid, heteropolyacid and Vitamin C are valuable catalysts in practice for synthesizing p-hydroxyl butyl benzoate.

认为氨基磺酸、强酸性阳离子交换树脂、一水硫酸氢钠、固体超强酸、杂多酸和维生素C是在合成对羟基甲酸丁酯中具有实用价值的催化剂。

Optimizing design of catalytic synthesis of butyl benzoate with ferric chloride

三氯化铁催化合成苯甲酸正丁酯的优化设计

Polymer Supported Dibenzo 18 C 6 Catalyzed Synthesis of n Butyl Benzoate

高分子二苯并-18-冠-6催化合成苯甲酸丁酯

The mechanism of thermal decomposition of cobalt benzoate in N_2 was studied by using TG, DTA, IR, MS and XRD.

用DTA、TG、红外光谱、质谱、X-射线衍射研究了它在氮气气氛中的热分解机理。

Cobalt benzoate was synthesized by rheological phase reaction. The complex was characterized by elemental analysis and IR.

用流变相反应合成了苯甲酸钴，通过元素分析、红外光谱和X-射线粉末衍射表征了该配合物，系层状结构，属单斜晶系。

A large number of metal oxides, including alkali earth oxides, transition metal oxides and rare earth oxides, had been suggested for using as catalysts for the selective hydrogenation of benzoic acid and methyl benzoate.

很多的科研工作者研究了一系列金属氧化物包括：碱性氧化物、过渡金属氧化物和稀土金属氧化物作为催化剂用于苯甲酸（或酯）加氢反应。

The direct hydrogenation of benzoic acid or methyl benzoate to benzaldehyde was a more preferable method for the synthesis of benzaldehyde from the view point of green technology.

而利用羧酸（或酯）可以直接一步加氢合成对应的醛，从绿色工艺来说具有较大优势。

Phenyl benzyl ketone oxime was prepared from phenylacetonitrile, methyl benzoate and hydroxylamine hydrochloride.

以苯乙腈、苯甲酸甲酯和盐酸羟胺为原料，制备了苯基苄基甲酮肟。

Effect of Potassium on the MnO_x/ γ-Al_2O_3 Catalysts for Hydrogenation of Methyl Benzoate

钾对苯甲酸甲酯加氢催化剂MnO x/γ-Al2O3的修饰作用

Study on Catalyst for Hydrogenation of Methyl Benzoate to Benzaldehyde at Low H_2/ Ester Molar Ratio

低氢酯比下苯甲酸甲酯加氢催化剂的研究

Improvement of the synthetic process of medical intermediate of 3,4-dihydroxy-5-methoxy methyl benzoate

医药中间体3,4-二羟基-5-甲氧基苯甲酸甲酯的合成工艺改进

The methods of using adding medium and vacuum rectification to get rid of the impurity associated with methyl benzoate are introduced.

介绍用加介质减压精馏方法除掉与苯甲酸甲酯（BE）伴生的杂质。

Study on Sodium Benzoate on Fresh-keeping Effect of Cut Flower

苯甲酸钠对切花瓶插效果的影响研究

Development of sodium benzoate detection in sauce by GC-MS as a teaching experiment

将酱油中苯甲酸钠含量的测定设计为GC-MS联用教学实验的探讨

The quantity determination method of sodium benzoate by fluorescence spectrometry and standard additional method

荧光光谱标准加入法测定苯甲酸钠的含量

The new method for determination of sodium benzoate

测定苯甲酸钠含量的新方法

Twenty seven disubstituted phenyl benzoate compounds were designed and synthesized, and their powder second harmonic generation ( SHG) were measured by the Kurty-method.

本文设计，合成了二十七种二取代苯甲酸芳酯类化合物，测定了它们的粉末倍频效应，初步讨论了该类化合物的结构及其非线性光学性质的关系。

Powder Second Harmonic Generation of Disubstituted Phenyl Benzoate Derivatives

取代苯甲酸芳酯类化合物的粉末倍频性能的研究